The common horse hoof diseases are laminitis thrush ringbone keratoma corn and sole bruises crack of the hoof wall navicular disease quittor abscess in the hoof white line disease thin sole hygroma keratocele cidito picked up neil sheared heels and quarters. Among the many disorders that can affect the foot of a horse are laminitis navicular disease puncture wounds infections keratoma pedal osteitis pyramidal disease quittor sandcrack scratches seedy toe sheered heels sidebone thrush bone cysts bruises corns cankers and fractures. Disorders of the foot are numerous including laminitis and navicular disease fractures puncture wounds bruises infections and a variety of other conditions c 2020 merck sharp dohme corp a subsidiary of merck co inc kenilworth nj usa regional anesthesia in equine lameness. Observers too have chronicled the occurrence in horses feet of disease resulting from the use of moss litter tenderness in the foot is first noticeable which tenderness is afterwards followed by a peculiar softening of the horn of the sole and the frog what should be a dense fairly resilient substance is transformed into a material affording a yielding sensation to the fingers not unlike that imparted by a soft indiarubber and as easily sliced as cheese rind